NEL "ATTACK" 15" X 15" DD WATERPROOF Coil For Garrett AT Pro Metal Detector. This coil is a beast, found my first 1853 seated quarter in a field of nothing at 15 inches with it, love it. This is a great used coil for someone that doesn't want to drop the big bucks on a brand new one during these trying times.This item is in the category "Business & Industrial\Test, Measurement & Inspection\Test Meters & Detectors\Metal Detector Accessories". The seller is "bal866" and is located in this country: US. This item can be shipped to United States.